Home / 3,194.30-4,408.13-1,797.05

Finding the Fourth Proportional to 3,194.30, 4,408.13 and 1,797.05

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Solution

The fourth proportional to 3,194.30, 4,408.13 and 1,797.05 is: 2,479.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.30 : 4,408.13 = 1,797.05 : x
  2. Step 2: Convert to fraction form
    3,194.30/4,408.13 = 1,797.05/x
  3. Step 3: Cross multiply
    3,194.30x = 4,408.13 × 1,797.05
  4. Step 4: Simplify right side
    3,194.30x = 7,921,621.03
  5. Step 5: Solve for x
    x = 7,921,621.03/3,194.30
  6. Step 6: Final answer
    x = 2,479.92

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.